Oil is flowing over a plate 200 mm wide and 400 mm long with a velocity of 8 m/s. The density of oil is 950 kg/m3 and viscosity is 9.5 × 10-2 Pa-s then
1
Thickness of boundary layer at trailing edge is nearly 11.2 mm
2
Drag coefficient is 7.42 × 10-4
3
Friction drag is 18 N
4
None of the above